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-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.bctbin0 -> 4080 bytes
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.img.cfg22
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.bctbin0 -> 4080 bytes
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.img.cfg22
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.bctbin0 -> 4080 bytes
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.img.cfg22
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.bctbin0 -> 4080 bytes
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.img.cfg22
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.bctbin0 -> 4080 bytes
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.img.cfg22
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.bctbin0 -> 4080 bytes
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.img.cfg22
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_blk.scr34
-rw-r--r--recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_eth.scr33
l---------recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_blk.scr1
l---------recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_eth.scr1
l---------recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_mmc.scr1
l---------recipes-images/images/files/colibri-t20/colibri-t20_bin/mk-u-boot-scripts.sh1
l---------recipes-images/images/files/colibri-t20/tegra-uboot-flasher/genext3fs.sh1
l---------recipes-images/images/files/colibri-t20/update.sh1
20 files changed, 205 insertions, 0 deletions
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.bct b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.bct
new file mode 100644
index 0000000..bcef8b1
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.bct
Binary files differ
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.img.cfg b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.img.cfg
new file mode 100644
index 0000000..6fc664d
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-hsmmc.img.cfg
@@ -0,0 +1,22 @@
+# Copyright (C) 2015 Toradex, Inc.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+Version = 0x00020001;
+Bctcopy = 1;
+Bctfile = colibri_t20-256-hsmmc.bct;
+BootLoader = u-boot-dtb-tegra.bin,0x00108000,0x00108000,Complete;
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.bct b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.bct
new file mode 100644
index 0000000..7ddd5d8
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.bct
Binary files differ
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.img.cfg b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.img.cfg
new file mode 100644
index 0000000..3ce017e
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v11-nand.img.cfg
@@ -0,0 +1,22 @@
+# Copyright (C) 2015 Toradex, Inc.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+Version = 0x00020001;
+Bctcopy = 1;
+Bctfile = colibri_t20-256-v11-nand.bct;
+BootLoader = u-boot-dtb-tegra.bin,0x00108000,0x00108000,Complete;
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.bct b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.bct
new file mode 100644
index 0000000..365877f
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.bct
Binary files differ
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.img.cfg b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.img.cfg
new file mode 100644
index 0000000..41ed535
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-256-v12-nand.img.cfg
@@ -0,0 +1,22 @@
+# Copyright (C) 2015 Toradex, Inc.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+Version = 0x00020001;
+Bctcopy = 1;
+Bctfile = colibri_t20-256-v12-nand.bct;
+BootLoader = u-boot-dtb-tegra.bin,0x00108000,0x00108000,Complete;
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.bct b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.bct
new file mode 100644
index 0000000..09eb434
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.bct
Binary files differ
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.img.cfg b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.img.cfg
new file mode 100644
index 0000000..60760fc
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-hsmmc.img.cfg
@@ -0,0 +1,22 @@
+# Copyright (C) 2015 Toradex, Inc.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+Version = 0x00020001;
+Bctcopy = 1;
+Bctfile = colibri_t20-512-hsmmc.bct;
+BootLoader = u-boot-dtb-tegra.bin,0x00108000,0x00108000,Complete;
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.bct b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.bct
new file mode 100644
index 0000000..5d68994
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.bct
Binary files differ
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.img.cfg b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.img.cfg
new file mode 100644
index 0000000..992f47a
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v11-nand.img.cfg
@@ -0,0 +1,22 @@
+# Copyright (C) 2015 Toradex, Inc.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+Version = 0x00020001;
+Bctcopy = 1;
+Bctfile = colibri_t20-512-v11-nand.bct;
+BootLoader = u-boot-dtb-tegra.bin,0x00108000,0x00108000,Complete;
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.bct b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.bct
new file mode 100644
index 0000000..f9db8fc
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.bct
Binary files differ
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.img.cfg b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.img.cfg
new file mode 100644
index 0000000..cb96289
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/colibri_t20-512-v12-nand.img.cfg
@@ -0,0 +1,22 @@
+# Copyright (C) 2015 Toradex, Inc.
+#
+# This software is provided 'as-is', without any express or implied
+# warranty. In no event will the authors be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+# claim that you wrote the original software. If you use this software
+# in a product, an acknowledgment in the product documentation would be
+# appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+# misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+
+Version = 0x00020001;
+Bctcopy = 1;
+Bctfile = colibri_t20-512-v12-nand.bct;
+BootLoader = u-boot-dtb-tegra.bin,0x00108000,0x00108000,Complete;
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_blk.scr b/recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_blk.scr
new file mode 100644
index 0000000..54c3d4d
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_blk.scr
@@ -0,0 +1,34 @@
+test -n ${interface} || setenv interface mmc
+
+test -n ${hw-version} || if test $lnxoffset = 0x1200000; then setenv hw-version v11; else setenv hw-version v12; fi
+
+setenv check_configblock 'setexpr toradex_oui_addr $loadaddr + 8; nand read $loadaddr 0x300000 0x64; crc32 -v $toradex_oui_addr 3 94305232'
+
+setenv migrate_1 'nand read $loadaddr 0x15C0000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_2 'nand read $loadaddr 0x1C80000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_3 'nand read $loadaddr 0x7380000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_4 'nand read $loadaddr 0x7900000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_configblock 'setexpr toradex_oui_addr $loadaddr + 8; run migrate_1; run migrate_2; run migrate_3; run migrate_4'
+
+# Migrate to UBI volume based boot schema
+setenv prepare_kernel_fdt 'ubi create kernel 0x800000 static && ubi create dtb 0x20000 static'
+setenv prepare_rootfs 'ubi create rootfs - dynamic'
+setenv prepare_ubi 'ubi part ubi && if ubi check rootfs; then if ubi check kernel; then else ubi remove rootfs && run prepare_kernel_fdt && run prepare_rootfs; fi; else run prepare_kernel_fdt && run prepare_rootfs; fi'
+
+setenv update_configblock 'load ${interface} 0:1 ${loadaddr} ${board_name}/configblock.bin && nand erase.part cfgblock && nand write ${loadaddr} cfgblock ${filesize}'
+setenv update_uboot 'fatload ${interface} 0:1 ${loadaddr} ${board_name}/${board_name}-${ram-size}-${hw-version}-nand.img && nand erase 0x0 0x300000 && nand write ${loadaddr} 0x0 ${filesize}'
+
+setenv update_kernel 'fatload ${interface} 0:1 ${loadaddr} ${board_name}/zImage && ubi write ${loadaddr} kernel ${filesize}'
+#Writting data to invalidate current device tree
+setenv update_fdt 'mw.w ${loadaddr} 0xFF 16 && ubi write ${loadaddr} dtb 16 && fatload ${interface} 0:1 ${loadaddr} ${board_name}/${soc}-colibri-${fdt_board}.dtb &&
+ubi write ${loadaddr} dtb ${filesize}'
+setenv update_rootfs 'fatload ${interface} 0:1 ${loadaddr} ${board_name}/ubifs_${leb-size}.img && ubi write ${loadaddr} rootfs ${filesize}'
+
+setenv echo_v2.3b7 echo "successfully updated U-Boot," \${note} "power-cycle and enter \"run setupdate\; run migrate_v2.3b7\" to complete update"
+setenv migrate_v2.3b7 'run migrate_configblock; nand erase.part ubi; run update_new'
+setenv update_v2.3b7 'setenv ram-size 256; run update_uboot && setenv note "wait a sec," && run echo_v2.3b7 && md 0x1ffffffc 1 && setenv ram-size 512 && run update_uboot && setenv note && run echo_v2.3b7'
+
+setenv update_new 'run check_configblock || run migrate_configblock; run update_uboot; run prepare_ubi && run update_kernel && run update_rootfs && run update_fdt; reset'
+setenv update 'if test -v $ver; then run update_new; else run update_v2.3b7; fi'
+
+echo 'enter "run update" to update the entire module'
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_eth.scr b/recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_eth.scr
new file mode 100644
index 0000000..bc4360d
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/flash_eth.scr
@@ -0,0 +1,33 @@
+test -n ${hw-version} || if test $lnxoffset = 0x1200000; then setenv hw-version v11; else setenv hw-version v12; fi
+
+setenv check_configblock 'setexpr toradex_oui_addr $loadaddr + 8; nand read $loadaddr 0x300000 0x64; crc32 -v $toradex_oui_addr 3 94305232'
+
+setenv migrate_1 'nand read $loadaddr 0x15C0000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_2 'nand read $loadaddr 0x1C80000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_3 'nand read $loadaddr 0x7380000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_4 'nand read $loadaddr 0x7900000 0x40; crc32 -v $toradex_oui_addr 3 94305232 && nand erase.part cfgblock && nand write $loadaddr 0x300000 0x64'
+setenv migrate_configblock 'setexpr toradex_oui_addr $loadaddr + 8; run migrate_1; run migrate_2; run migrate_3; run migrate_4'
+
+# Migrate to UBI volume based boot schema
+setenv prepare_kernel_fdt 'ubi create kernel 0x800000 static && ubi create dtb 0x20000 static'
+setenv prepare_rootfs 'ubi create rootfs - dynamic'
+setenv prepare_ubi 'ubi part ubi && if ubi check rootfs; then if ubi check kernel; then else ubi remove rootfs && run prepare_kernel_fdt && run prepare_rootfs; fi; else run prepare_kernel_fdt && run prepare_rootfs; fi'
+
+setenv update_configblock 'tftpboot ${loadaddr} ${board_name}/configblock.bin && nand erase.part cfgblock && nand write ${loadaddr} cfgblock ${filesize}'
+setenv update_uboot 'tftpboot ${loadaddr} ${board_name}/${board_name}-${ram-size}-${hw-version}-nand.img && nand erase 0x0 0x300000 && nand write ${loadaddr} 0x0 ${filesize}'
+
+setenv update_rootfs 'tftpboot ${loadaddr} ${board_name}/ubifs_${leb-size}.img && run prepare_rootfs && ubi write ${loadaddr} rootfs ${filesize}'
+setenv update_kernel 'tftpboot ${loadaddr} ${board_name}/zImage && ubi write ${loadaddr} kernel ${filesize}'
+#Writting data to invalidate current device tree
+setenv update_fdt 'mw.w ${loadaddr} 0xFF 16 && ubi write ${loadaddr} dtb 16 && tftpboot ${loadaddr} ${board_name}/${soc}-colibri-${fdt_board}.dtb &&
+ubi write ${loadaddr} dtb ${filesize}'
+setenv update_rootfs 'tftpboot ${loadaddr} ${board_name}/ubifs_${leb-size}.img && ubi write ${loadaddr} rootfs ${filesize}'
+
+setenv echo_v2.3b7 echo "successfully updated U-Boot," \${note} "power-cycle and enter \"run setupdate\; run migrate_v2.3b7\" to complete update"
+setenv migrate_v2.3b7 'run migrate_configblock; nand erase.part ubi; run update_new'
+setenv update_v2.3b7 'setenv ram-size 256; run update_uboot && setenv note "wait a sec," && run echo_v2.3b7 && md 0x1ffffffc 1 && setenv ram-size 512 && run update_uboot && setenv note && run echo_v2.3b7'
+
+setenv update_new 'run check_configblock || run migrate_configblock; run update_uboot; run prepare_ubi && run update_kernel && run update_rootfs && run update_fdt; reset'
+setenv update 'if test -v $ver; then run update_new; else run update_v2.3b7; fi'
+
+echo 'enter "run update" to update the entire module'
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_blk.scr b/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_blk.scr
new file mode 120000
index 0000000..5954646
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_blk.scr
@@ -0,0 +1 @@
+../../library/fwd_blk.scr \ No newline at end of file
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_eth.scr b/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_eth.scr
new file mode 120000
index 0000000..decc214
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_eth.scr
@@ -0,0 +1 @@
+../../library/fwd_eth.scr \ No newline at end of file
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_mmc.scr b/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_mmc.scr
new file mode 120000
index 0000000..3848cfa
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/fwd_mmc.scr
@@ -0,0 +1 @@
+../../library/fwd_mmc.scr \ No newline at end of file
diff --git a/recipes-images/images/files/colibri-t20/colibri-t20_bin/mk-u-boot-scripts.sh b/recipes-images/images/files/colibri-t20/colibri-t20_bin/mk-u-boot-scripts.sh
new file mode 120000
index 0000000..ce71dbd
--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/colibri-t20_bin/mk-u-boot-scripts.sh
@@ -0,0 +1 @@
+../../library/mk-u-boot-scripts.sh \ No newline at end of file
diff --git a/recipes-images/images/files/colibri-t20/tegra-uboot-flasher/genext3fs.sh b/recipes-images/images/files/colibri-t20/tegra-uboot-flasher/genext3fs.sh
new file mode 120000
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--- /dev/null
+++ b/recipes-images/images/files/colibri-t20/tegra-uboot-flasher/genext3fs.sh
@@ -0,0 +1 @@
+../../library/genext3fs.sh \ No newline at end of file
diff --git a/recipes-images/images/files/colibri-t20/update.sh b/recipes-images/images/files/colibri-t20/update.sh
new file mode 120000
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+++ b/recipes-images/images/files/colibri-t20/update.sh
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+../library/tegra/update.sh \ No newline at end of file